9981006

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 48

約数和(自身を含む): 24599376

約数和(自身を除く): 14618370

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 1997, 2499, 3994, 4998, 5991, 11982, 13979, 27958, 33949, 41937, 67898, 83874, 97853, 101847, 195706, 203694, 237643, 293559, 475286, 587118, 712929, 1425858, 1663501, 3327002, 4990503, 9981006]

約数ペア:

[(1, 9981006), (2, 4990503), (3, 3327002), (6, 1663501), (7, 1425858), (14, 712929), (17, 587118), (21, 475286), (34, 293559), (42, 237643), (49, 203694), (51, 195706), (98, 101847), (102, 97853), (119, 83874), (147, 67898), (238, 41937), (294, 33949), (357, 27958), (714, 13979), (833, 11982), (1666, 5991), (1997, 4998), (2499, 3994)]